Rob Kardashian's fiancée Blac Chyna shows off keys to red Ferrari in a Snapchat video shared on Friday afternoon .

Tough stuff: Chyna seems to deserve the car as she has let her tumultuous personal life be aired on E!'s Rob & Chyna, which Kim Kardashian produces along with Kris Jenner, 60New wheels: Blac Chyna showed off the keys to a red Ferrari in a Snapchat video shared on Friday afternoon